mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
8eaf59b7c3
Back when I created common/populate, I thought it was sufficient to _require the tools that the populate functions need in the main file. This turned out to be a bit sloppy, so move them into a helper function and call it from everything that uses populate. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Eryu Guan <eguan@redhat.com> Signed-off-by: Eryu Guan <eguan@redhat.com>
113 lines
3.4 KiB
Bash
Executable File
113 lines
3.4 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test No. 120
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#
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# Create and populate an XFS filesystem, corrupt the bmbt, then see how
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# the kernel and xfs_repair deal with it.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2015 Oracle, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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#rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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. ./common/populate
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# real QA test starts here
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_supported_fs xfs
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_supported_os Linux
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_require_scratch
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test -n "${FORCE_FUZZ}" || _require_scratch_xfs_crc
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_require_attrs
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_require_populate_commands
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_require_xfs_db_blocktrash_z_command
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test -z "${FUZZ_ARGS}" && FUZZ_ARGS="-n 8 -3"
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rm -f $seqres.full
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echo "+ create scratch fs"
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_scratch_mkfs_xfs > /dev/null
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echo "+ mount fs image"
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_scratch_mount
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blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
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nr="$((blksz * 2 / 16))"
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echo "+ make some files"
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$XFS_IO_PROG -f -c "pwrite -S 0x62 0 $((blksz * nr))" -c 'fsync' "${SCRATCH_MNT}/bigfile" >> $seqres.full
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for i in $(seq 1 2 ${nr}); do
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$XFS_IO_PROG -f -c "fpunch $((i * blksz)) ${blksz}" "${SCRATCH_MNT}/bigfile" >> $seqres.full
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done
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inode="$(stat -c '%i' "${SCRATCH_MNT}/bigfile")"
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umount "${SCRATCH_MNT}"
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echo "+ check fs"
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_scratch_xfs_repair -n >> $seqres.full 2>&1 || _fail "xfs_repair should not fail"
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echo "+ corrupt image"
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_scratch_xfs_db -x -c "inode ${inode}" -c "addr u.bmbt.ptrs[1]" -c "addr u3.bmbt.ptrs[1]" -c "stack" -c "blocktrash -x 32 -y $((blksz * 8)) -z ${FUZZ_ARGS}" >> $seqres.full
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echo "+ mount image"
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_scratch_mount
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echo "+ modify files"
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before="$(stat -c '%b' "${SCRATCH_MNT}/bigfile")"
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$XFS_IO_PROG -f -c "pwrite -S 0x62 ${blksz} ${blksz}" -c 'fsync' "${SCRATCH_MNT}/bigfile" >> $seqres.full 2> /dev/null
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after="$(stat -c '%b' "${SCRATCH_MNT}/bigfile")"
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test "${before}" -eq "${after}" || _fail "pwrite should fail on corrupt bmbt"
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umount "${SCRATCH_MNT}"
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echo "+ repair fs"
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_scratch_xfs_repair >> $seqres.full 2>&1
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echo "+ mount image (2)"
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_scratch_mount
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echo "+ chattr -R -i"
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$CHATTR_PROG -R -f -i "${SCRATCH_MNT}/"
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echo "+ modify files (2)"
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touch "${SCRATCH_MNT}/bigfile"
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before="$(stat -c '%b' "${SCRATCH_MNT}/bigfile")"
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$XFS_IO_PROG -f -c "pwrite -S 0x62 ${blksz} ${blksz}" -c 'fsync' "${SCRATCH_MNT}/bigfile" >> $seqres.full 2> /dev/null
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after="$(stat -c '%b' "${SCRATCH_MNT}/bigfile")"
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test "${before}" -ne "${after}" || _fail "pwrite failed after fixing corrupt bmbt"
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umount "${SCRATCH_MNT}"
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echo "+ check fs (2)"
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_scratch_xfs_repair -n >> $seqres.full 2>&1 || _fail "xfs_repair should not fail"
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status=0
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exit
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